Hiroyuki ASADA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for treating selenium-containing water
- Patent number 9,181,112
- Issue date Nov 10, 2015
- Kurita Water Industries Ltd.
- Hiroyuki Asada
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for treating selenium-containing wastewater
- Patent number 8,182,697
- Issue date May 22, 2012
- Kurita Water Industries Ltd.
- Yoshihiro Etou
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treating water which contains nitrogen compounds
- Patent number 6,054,058
- Issue date Apr 25, 2000
- Kurita Water Industries, Ltd.
- Isao Joko
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR TREATING SELENIUM-CONTAINING WATER
- Publication number 20120305489
- Publication date Dec 6, 2012
- KURITA WATER INDUSTRIES LTD.
- Hiroyuki ASADA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Method and apparatus for treating selenium-containing wastewater
- Publication number 20100230350
- Publication date Sep 16, 2010
- Kurita Water Industries, Ltd.
- Yoshihiro Etou
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE